Československá hygiena 1971, 16(2-3):77-80
The psychological methods for research in the hygiene of children and adolescent
Keywords: humans; child; adolescent; research; psychological techniques; hygiene
Published: February 1, 1971 Show citation
Československá hygiena 1971, 16(2-3):77-80
Published: February 1, 1971 Show citation